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//*****************************************************************************
//
// hw_timer.h - Defines and macros used when accessing the timer.
//
// Copyright (c) 2005,2006 Luminary Micro, Inc. All rights reserved.
//
// Software License Agreement
//
// Luminary Micro, Inc. (LMI) is supplying this software for use solely and
// exclusively on LMI's Stellaris Family of microcontroller products.
//
// The software is owned by LMI and/or its suppliers, and is protected under
// applicable copyright laws. All rights are reserved. Any use in violation
// of the foregoing restrictions may subject the user to criminal sanctions
// under applicable laws, as well as to civil liability for the breach of the
// terms and conditions of this license.
//
// THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
// OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
// LMI SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR
// CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
//
// This is part of revision 991 of the Stellaris Driver Library.
//
//*****************************************************************************
#ifndef __HW_TIMER_H__
#define __HW_TIMER_H__
//*****************************************************************************
//
// The following define the offsets of the timer registers.
//
//*****************************************************************************
#define TIMER_O_CFG 0x00000000 // Configuration register
#define TIMER_O_TAMR 0x00000004 // TimerA mode register
#define TIMER_O_TBMR 0x00000008 // TimerB mode register
#define TIMER_O_CTL 0x0000000C // Control register
#define TIMER_O_IMR 0x00000018 // Interrupt mask register
#define TIMER_O_RIS 0x0000001C // Interrupt status register
#define TIMER_O_MIS 0x00000020 // Masked interrupt status reg.
#define TIMER_O_ICR 0x00000024 // Interrupt clear register
#define TIMER_O_TAILR 0x00000028 // TimerA interval load register
#define TIMER_O_TBILR 0x0000002C // TimerB interval load register
#define TIMER_O_TAMATCHR 0x00000030 // TimerA match register
#define TIMER_O_TBMATCHR 0x00000034 // TimerB match register
#define TIMER_O_TAPR 0x00000038 // TimerA prescale register
#define TIMER_O_TBPR 0x0000003C // TimerB prescale register
#define TIMER_O_TAPMR 0x00000040 // TimerA prescale match register
#define TIMER_O_TBPMR 0x00000044 // TimerB prescale match register
#define TIMER_O_TAR 0x00000048 // TimerA register
#define TIMER_O_TBR 0x0000004C // TimerB register
//*****************************************************************************
//
// The following define the reset values of the timer registers.
//
//*****************************************************************************
#define TIMER_RV_CFG 0x00000000 // Configuration register RV
#define TIMER_RV_TAMR 0x00000000 // TimerA mode register RV
#define TIMER_RV_TBMR 0x00000000 // TimerB mode register RV
#define TIMER_RV_CTL 0x00000000 // Control register RV
#define TIMER_RV_IMR 0x00000000 // Interrupt mask register RV
#define TIMER_RV_RIS 0x00000000 // Interrupt status register RV
#define TIMER_RV_MIS 0x00000000 // Masked interrupt status reg RV
#define TIMER_RV_ICR 0x00000000 // Interrupt clear register RV
#define TIMER_RV_TAILR 0xFFFFFFFF // TimerA interval load reg RV
#define TIMER_RV_TBILR 0x0000FFFF // TimerB interval load reg RV
#define TIMER_RV_TAMATCHR 0xFFFFFFFF // TimerA match register RV
#define TIMER_RV_TBMATCHR 0x0000FFFF // TimerB match register RV
#define TIMER_RV_TAPR 0x00000000 // TimerA prescale register RV
#define TIMER_RV_TBPR 0x00000000 // TimerB prescale register RV
#define TIMER_RV_TAPMR 0x00000000 // TimerA prescale match reg RV
#define TIMER_RV_TBPMR 0x00000000 // TimerB prescale match regi RV
#define TIMER_RV_TAR 0xFFFFFFFF // TimerA register RV
#define TIMER_RV_TBR 0x0000FFFF // TimerB register RV
//*****************************************************************************
//
// The following define the bit fields in the TIMER_CFG register.
//
//*****************************************************************************
#define TIMER_CFG_CFG_MSK 0x00000007 // Configuration options mask
#define TIMER_CFG_16_BIT 0x00000004 // Two 16 bit timers
#define TIMER_CFG_32_BIT_RTC 0x00000001 // 32 bit RTC
#define TIMER_CFG_32_BIT_TIMER 0x00000000 // 32 bit timer
//*****************************************************************************
//
// The following define the bit fields in the TIMER_TnMR register.
//
//*****************************************************************************
#define TIMER_TNMR_TNAMS 0x00000008 // Alternate mode select
#define TIMER_TNMR_TNCMR 0x00000004 // Capture mode - count or time
#define TIMER_TNMR_TNTMR_MSK 0x00000003 // Timer mode mask
#define TIMER_TNMR_TNTMR_CAP 0x00000003 // Mode - capture
#define TIMER_TNMR_TNTMR_PERIOD 0x00000002 // Mode - periodic
#define TIMER_TNMR_TNTMR_1_SHOT 0x00000001 // Mode - one shot
//*****************************************************************************
//
// The following define the bit fields in the TIMER_CTL register.
//
//*****************************************************************************
#define TIMER_CTL_TBPWML 0x00004000 // TimerB PWM output level invert
#define TIMER_CTL_TBOTE 0x00002000 // TimerB output trigger enable
#define TIMER_CTL_TBEVENT_MSK 0x00000C00 // TimerB event mode mask
#define TIMER_CTL_TBEVENT_BOTH 0x00000C00 // TimerB event mode - both edges
#define TIMER_CTL_TBEVENT_NEG 0x00000400 // TimerB event mode - neg edge
#define TIMER_CTL_TBEVENT_POS 0x00000000 // TimerB event mode - pos edge
#define TIMER_CTL_TBSTALL 0x00000200 // TimerB stall enable
#define TIMER_CTL_TBEN 0x00000100 // TimerB enable
#define TIMER_CTL_TAPWML 0x00000040 // TimerA PWM output level invert
#define TIMER_CTL_TAOTE 0x00000020 // TimerA output trigger enable
#define TIMER_CTL_RTCEN 0x00000010 // RTC counter enable
#define TIMER_CTL_TAEVENT_MSK 0x0000000C // TimerA event mode mask
#define TIMER_CTL_TAEVENT_BOTH 0x0000000C // TimerA event mode - both edges
#define TIMER_CTL_TAEVENT_NEG 0x00000004 // TimerA event mode - neg edge
#define TIMER_CTL_TAEVENT_POS 0x00000000 // TimerA event mode - pos edge
#define TIMER_CTL_TASTALL 0x00000002 // TimerA stall enable
#define TIMER_CTL_TAEN 0x00000001 // TimerA enable
//*****************************************************************************
//
// The following define the bit fields in the TIMER_IMR register.
//
//*****************************************************************************
#define TIMER_IMR_CBEIM 0x00000400 // CaptureB event interrupt mask
#define TIMER_IMR_CBMIM 0x00000200 // CaptureB match interrupt mask
#define TIMER_IMR_TBTOIM 0x00000100 // TimerB time out interrupt mask
#define TIMER_IMR_RTCIM 0x00000008 // RTC interrupt mask
#define TIMER_IMR_CAEIM 0x00000004 // CaptureA event interrupt mask
#define TIMER_IMR_CAMIM 0x00000002 // CaptureA match interrupt mask
#define TIMER_IMR_TATOIM 0x00000001 // TimerA time out interrupt mask
//*****************************************************************************
//
// The following define the bit fields in the TIMER_RIS register.
//
//*****************************************************************************
#define TIMER_RIS_CBERIS 0x00000400 // CaptureB event raw int status
#define TIMER_RIS_CBMRIS 0x00000200 // CaptureB match raw int status
#define TIMER_RIS_TBTORIS 0x00000100 // TimerB time out raw int status
#define TIMER_RIS_RTCRIS 0x00000008 // RTC raw int status
#define TIMER_RIS_CAERIS 0x00000004 // CaptureA event raw int status
#define TIMER_RIS_CAMRIS 0x00000002 // CaptureA match raw int status
#define TIMER_RIS_TATORIS 0x00000001 // TimerA time out raw int status
//*****************************************************************************
//
// The following define the bit fields in the TIMER_MIS register.
//
//*****************************************************************************
#define TIMER_RIS_CBEMIS 0x00000400 // CaptureB event masked int status
#define TIMER_RIS_CBMMIS 0x00000200 // CaptureB match masked int status
#define TIMER_RIS_TBTOMIS 0x00000100 // TimerB time out masked int stat
#define TIMER_RIS_RTCMIS 0x00000008 // RTC masked int status
#define TIMER_RIS_CAEMIS 0x00000004 // CaptureA event masked int status
#define TIMER_RIS_CAMMIS 0x00000002 // CaptureA match masked int status
#define TIMER_RIS_TATOMIS 0x00000001 // TimerA time out masked int stat
//*****************************************************************************
//
// The following define the bit fields in the TIMER_ICR register.
//
//*****************************************************************************
#define TIMER_ICR_CBECINT 0x00000400 // CaptureB event interrupt clear
#define TIMER_ICR_CBMCINT 0x00000200 // CaptureB match interrupt clear
#define TIMER_ICR_TBTOCINT 0x00000100 // TimerB time out interrupt clear
#define TIMER_ICR_RTCCINT 0x00000008 // RTC interrupt clear
#define TIMER_ICR_CAECINT 0x00000004 // CaptureA event interrupt clear
#define TIMER_ICR_CAMCINT 0x00000002 // CaptureA match interrupt clear
#define TIMER_ICR_TATOCINT 0x00000001 // TimerA time out interrupt clear
//*****************************************************************************
//
// The following define the bit fields in the TIMER_TAILR register.
//
//*****************************************************************************
#define TIMER_TAILR_TAILRH 0xFFFF0000 // TimerB load val in 32 bit mode
#define TIMER_TAILR_TAILRL 0x0000FFFF // TimerA interval load value
//*****************************************************************************
//
// The following defines the bit fields in the TIMER_TBILR register.
//
//*****************************************************************************
#define TIMER_TBILR_TBILRL 0x0000FFFF // TimerB interval load value
//*****************************************************************************
//
// The following define the bit fields in the TIMER_TAMATCHR register.
//
//*****************************************************************************
#define TIMER_TAMATCHR_TAMRH 0xFFFF0000 // TimerB match val in 32 bit mode
#define TIMER_TAMATCHR_TAMRL 0x0000FFFF // TimerA match value
//*****************************************************************************
//
// The following defines the bit fields in the TIMER_TBMATCHR register.
//
//*****************************************************************************
#define TIMER_TBMATCHR_TBMRL 0x0000FFFF // TimerB match load value
//*****************************************************************************
//
// The following defines the bit fields in the TIMER_TnPR register.
//
//*****************************************************************************
#define TIMER_TNPR_TNPSR 0x000000FF // TimerN prescale value
//*****************************************************************************
//
// The following defines the bit fields in the TIMER_TnPMR register.
//
//*****************************************************************************
#define TIMER_TNPMR_TNPSMR 0x000000FF // TimerN prescale match value
//*****************************************************************************
//
// The following define the bit fields in the TIMER_TAR register.
//
//*****************************************************************************
#define TIMER_TAR_TARH 0xFFFF0000 // TimerB val in 32 bit mode
#define TIMER_TAR_TARL 0x0000FFFF // TimerA value
//*****************************************************************************
//
// The following defines the bit fields in the TIMER_TBR register.
//
//*****************************************************************************
#define TIMER_TBR_TBRL 0x0000FFFF // TimerB value
#endif // __HW_TIMER_H__
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